Heart Rate Variability Fluctuates by Age, Gender, Activity and Time of Day, Fitbit Study Reveals

A new study published in The Lancet found that using heart rate variability (HRV), wrist-worn health trackers can provide a range of predictive cardiovascular health metrics. Researchers gathered data from […]

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The post Heart Rate Variability Fluctuates by Age, Gender, Activity and Time of Day, Fitbit Study Reveals first appeared on Wearable Technologies.

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